package main

import "fmt"

func sum(x int, y int) (int, string) {

	var name string = "hello"
	return (x + y), (name)
}

var (
	name string
	age  int
	isOk bool
)

const (
	IS_OK     = 200
	NOT_FOUND = 404
)
const (
	a1 = iota
	a2
	a3
)

func main() {

	//name = "hello"
	//age = 22
	//isOk = true
	//fmt.Println("name:%s", name, "age:%s", age, "isOk:%s", isOk)
	//fmt.Println(sum(1, 2))
	//
	//fmt.Println(IS_OK)
	//fmt.Println(a1)
	//fmt.Println(a2)
	//fmt.Println(a3)
	//
	//fmt.Println(a1)
	//fmt.Println(a2)
	//fmt.Println(a3)

	f1 := 1.23456
	fmt.Printf("%T:", f1)
	fmt.Printf("%v:", f1)

}
